NTE618 查看數據表（PDF） - NTE Electronics

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NTE618

Varactor Silicon Tuning Diode for AM Radio

NTE Electronics 

NTE618

Varactor

Silicon Tuning Diode for AM Radio

Description;

The NTE618 is a silicon varactor diode with a good linearity and high capacitance ratio that is capable

of beinf operated from a low voltage. This device is intended for use in AM receiver electronic tuning

applications.

Features:

D High Capacitance Ratio: CR = 15.5 (Min)

D Guaranteed Figure of Merit: Q = 200 (Min) @ VR = 1V, f = 1MHz

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)

Reverse Voltage, VR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V

Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +100°C

Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +100°C

Electrical Characteristics: (TA = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Breakdown Voltage

V(BR)R IR = 10µA

Reverse Current

IR VR = 9V

Interterminal Capacitance

C1.2V VR = 1.2V, f = 1MHz

C3.5V VR = 3.5V, f = 1MHz

C6.0V VR = 6.0V, f = 1MHz

C8.0V VR = 8.0V, f = 1MHz

Figure of Merit

Q VR = 1V, f = 1MHz

Capacitance Ratio

CR C1.2V/C8.0V, f = 1MHz

matching Tolerance

∆Cm (Cmax – Cmin)/Cmin

Min Typ Max Unit

16 –

–

V

–

– 100 nA

420.0 – 459.1 pF

144.2 – 192.1 pF

45.71 – 60.91 pF

20.30 – 23.54 pF

200 –

–

15.5 –

–

–

– 0.03

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